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| author | Arnd Bergmann <arnd@arndb.de> | 2018-12-31 14:38:26 +0100 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2019-01-25 17:22:50 +0100 |
| commit | 0d6040d4681735dfc47565de288525de405a5c99 (patch) | |
| tree | c4e05f2bf6f6e50adc1e55f701a29e37bef99583 /include/uapi/asm-generic | |
| parent | ipc: rename old-style shmctl/semctl/msgctl syscalls (diff) | |
| download | linux-0d6040d4681735dfc47565de288525de405a5c99.tar.xz linux-0d6040d4681735dfc47565de288525de405a5c99.zip | |
arch: add split IPC system calls where needed
The IPC system call handling is highly inconsistent across architectures,
some use sys_ipc, some use separate calls, and some use both. We also
have some architectures that require passing IPC_64 in the flags, and
others that set it implicitly.
For the addition of a y2038 safe semtimedop() system call, I chose to only
support the separate entry points, but that requires first supporting
the regular ones with their own syscall numbers.
The IPC_64 is now implied by the new semctl/shmctl/msgctl system
calls even on the architectures that require passing it with the ipc()
multiplexer.
I'm not adding the new semtimedop() or semop() on 32-bit architectures,
those will get implemented using the new semtimedop_time64() version
that gets added along with the other time64 calls.
Three 64-bit architectures (powerpc, s390 and sparc) get semtimedop().
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Geert Uytterhoeven <geert@linux-m68k.org>
Acked-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Diffstat (limited to 'include/uapi/asm-generic')
| -rw-r--r-- | include/uapi/asm-generic/unistd.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/uapi/asm-generic/unistd.h b/include/uapi/asm-generic/unistd.h index d90127298f12..509484dbfd5d 100644 --- a/include/uapi/asm-generic/unistd.h +++ b/include/uapi/asm-generic/unistd.h @@ -740,6 +740,7 @@ __SC_COMP(__NR_io_pgetevents, sys_io_pgetevents, compat_sys_io_pgetevents) __SYSCALL(__NR_rseq, sys_rseq) #define __NR_kexec_file_load 294 __SYSCALL(__NR_kexec_file_load, sys_kexec_file_load) +/* 295 through 402 are unassigned to sync up with generic numbers, don't use */ #undef __NR_syscalls #define __NR_syscalls 295 |